audreyburkett12 audreyburkett12

11-01-2017
Mathematics

contestada

Solve the following equations
2a + 5 = 9a – 16

Respuesta :

Аноним Аноним

11-01-2017

2*a+5-(9*a-16)=0 witch equals a=3

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elida20 elida20

11-01-2017

2a+5=9a-16
2a+5+16=9a
2a+21=9a
21=9a-2a
21=7a
21/7=a
3=a

Answer Link

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